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-rw-r--r--configure.ac16
1 files changed, 15 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index d719fad..aa6e2d7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1050,13 +1050,27 @@ else
AUTOCONF=no
fi
+# Check for python3 if available, or else python.
+AC_CHECK_PROGS(PYTHON_PROG, python3 python,no)
+case "x$PYTHON_PROG" in
+xno|x|x:) PYTHON_PROG=no ;;
+*) ;;
+esac
+
+if test "x$PYTHON_PROG" = xno; then
+ aux_missing="$aux_missing python"
+else
+ PYTHON="$PYTHON_PROG -B"
+ AC_SUBST(PYTHON)
+fi
+
test -n "$critic_missing" && AC_MSG_ERROR([
*** These critical programs are missing or too old:$critic_missing
*** Check the INSTALL file for required versions.])
test -n "$aux_missing" && AC_MSG_WARN([
*** These auxiliary programs are missing or incompatible versions:$aux_missing
-*** some features will be disabled.
+*** some features or tests will be disabled.
*** Check the INSTALL file for required versions.])
# if using special system headers, find out the compiler's sekrit